Explain how cations and anions form
What will be an ideal response?
A cation is formed when an atom loses one or more electrons from its outermost electron shell; it has an overall positive charge because it contains more protons than electrons. An anion is formed when an atom gains one or more electrons in its outermost electron shell; it has an overall negative charge because it contains more electrons than protons.
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Select the incorrect association
a. adrenal medulla/vasopressin b. anterior pituitary/adenohypophysis c. epinephrine/catecholamine d. insulin/polypeptide e. posterior pituitary/neurohypophysis
The area between two adjacent Z lines is called a(n) ____________________
Fill in the blank(s) with correct word
The female sex cell is the ____________.
Fill in the blank(s) with the appropriate word(s).
What type of bone is a vertebra?
A. Short bone B. Sesamoid bone C. Flat bone D. Irregular bone